1 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
2 |
Gentoo Linux Security Advisory GLSA 202208-23 |
3 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
4 |
https://security.gentoo.org/ |
5 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
6 |
|
7 |
Severity: High |
8 |
Title: Xen: Multiple Vulnerabilities |
9 |
Date: August 14, 2022 |
10 |
Bugs: #810341, #812485, #816882, #825354, #832039, #835401, #850802 |
11 |
ID: 202208-23 |
12 |
|
13 |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
14 |
|
15 |
Synopsis |
16 |
======== |
17 |
|
18 |
Multiple vulnerabilities have been discovered in Xen, the worst of which |
19 |
could result in remote code execution (guest sandbox escape). |
20 |
|
21 |
Background |
22 |
========== |
23 |
|
24 |
Xen is a bare-metal hypervisor. |
25 |
|
26 |
Affected packages |
27 |
================= |
28 |
|
29 |
------------------------------------------------------------------- |
30 |
Package / Vulnerable / Unaffected |
31 |
------------------------------------------------------------------- |
32 |
1 app-emulation/xen < 4.15.3 >= 4.15.3 |
33 |
2 app-emulation/xen-tools < 4.15.3 >= 4.15.3 |
34 |
|
35 |
Description |
36 |
=========== |
37 |
|
38 |
Multiple vulnerabilities have been discovered in Xen. Please review the |
39 |
CVE identifiers referenced below for details. |
40 |
|
41 |
Impact |
42 |
====== |
43 |
|
44 |
Please review the referenced CVE identifiers for details. |
45 |
|
46 |
Workaround |
47 |
========== |
48 |
|
49 |
There is no known workaround at this time. |
50 |
|
51 |
Resolution |
52 |
========== |
53 |
|
54 |
All Xen users should upgrade to the latest version: |
55 |
|
56 |
# emerge --sync |
57 |
# emerge --ask --oneshot --verbose ">=app-emulation/xen-4.15.3" |
58 |
|
59 |
All Xen tools users should upgrade to the latest version: |
60 |
|
61 |
# emerge --sync |
62 |
# emerge --ask --oneshot --verbose ">=app-emulation/xen-tools-4.15.3" |
63 |
|
64 |
References |
65 |
========== |
66 |
|
67 |
[ 1 ] CVE-2021-28694 |
68 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28694 |
69 |
[ 2 ] CVE-2021-28695 |
70 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28695 |
71 |
[ 3 ] CVE-2021-28696 |
72 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28696 |
73 |
[ 4 ] CVE-2021-28697 |
74 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28697 |
75 |
[ 5 ] CVE-2021-28698 |
76 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28698 |
77 |
[ 6 ] CVE-2021-28699 |
78 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28699 |
79 |
[ 7 ] CVE-2021-28700 |
80 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28700 |
81 |
[ 8 ] CVE-2021-28701 |
82 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28701 |
83 |
[ 9 ] CVE-2021-28702 |
84 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28702 |
85 |
[ 10 ] CVE-2021-28710 |
86 |
https://nvd.nist.gov/vuln/detail/CVE-2021-28710 |
87 |
[ 11 ] CVE-2022-21123 |
88 |
https://nvd.nist.gov/vuln/detail/CVE-2022-21123 |
89 |
[ 12 ] CVE-2022-21125 |
90 |
https://nvd.nist.gov/vuln/detail/CVE-2022-21125 |
91 |
[ 13 ] CVE-2022-21166 |
92 |
https://nvd.nist.gov/vuln/detail/CVE-2022-21166 |
93 |
[ 14 ] CVE-2022-23033 |
94 |
https://nvd.nist.gov/vuln/detail/CVE-2022-23033 |
95 |
[ 15 ] CVE-2022-23034 |
96 |
https://nvd.nist.gov/vuln/detail/CVE-2022-23034 |
97 |
[ 16 ] CVE-2022-23035 |
98 |
https://nvd.nist.gov/vuln/detail/CVE-2022-23035 |
99 |
[ 17 ] CVE-2022-26362 |
100 |
https://nvd.nist.gov/vuln/detail/CVE-2022-26362 |
101 |
[ 18 ] CVE-2022-26363 |
102 |
https://nvd.nist.gov/vuln/detail/CVE-2022-26363 |
103 |
[ 19 ] CVE-2022-26364 |
104 |
https://nvd.nist.gov/vuln/detail/CVE-2022-26364 |
105 |
[ 20 ] XSA-378 |
106 |
[ 21 ] XSA-379 |
107 |
[ 22 ] XSA-380 |
108 |
[ 23 ] XSA-382 |
109 |
[ 24 ] XSA-383 |
110 |
[ 25 ] XSA-384 |
111 |
[ 26 ] XSA-386 |
112 |
[ 27 ] XSA-390 |
113 |
[ 28 ] XSA-401 |
114 |
[ 29 ] XSA-402 |
115 |
[ 30 ] XSA-404 |
116 |
|
117 |
Availability |
118 |
============ |
119 |
|
120 |
This GLSA and any updates to it are available for viewing at |
121 |
the Gentoo Security Website: |
122 |
|
123 |
https://security.gentoo.org/glsa/202208-23 |
124 |
|
125 |
Concerns? |
126 |
========= |
127 |
|
128 |
Security is a primary focus of Gentoo Linux and ensuring the |
129 |
confidentiality and security of our users' machines is of utmost |
130 |
importance to us. Any security concerns should be addressed to |
131 |
security@g.o or alternatively, you may file a bug at |
132 |
https://bugs.gentoo.org. |
133 |
|
134 |
License |
135 |
======= |
136 |
|
137 |
Copyright 2022 Gentoo Foundation, Inc; referenced text |
138 |
belongs to its owner(s). |
139 |
|
140 |
The contents of this document are licensed under the |
141 |
Creative Commons - Attribution / Share Alike license. |
142 |
|
143 |
https://creativecommons.org/licenses/by-sa/2.5 |